Home / 401,035.59-553,429.23-219,746.04

Finding the Fourth Proportional to 401,035.59, 553,429.23 and 219,746.04

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Solution

The fourth proportional to 401,035.59, 553,429.23 and 219,746.04 is: 303,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,035.59 : 553,429.23 = 219,746.04 : x
  2. Step 2: Convert to fraction form
    401,035.59/553,429.23 = 219,746.04/x
  3. Step 3: Cross multiply
    401,035.59x = 553,429.23 × 219,746.04
  4. Step 4: Simplify right side
    401,035.59x = 121,613,881,712.75
  5. Step 5: Solve for x
    x = 121,613,881,712.75/401,035.59
  6. Step 6: Final answer
    x = 303,249.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.